SIX FLAGS ENTMT CORP NEW filings

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SEC filings by SIX FLAGS ENTMT CORP NEW (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13D/A2020-02-26H PARTNERS MANAGEMENT, LLCSix Flags Entertainment Corp7,000,0008.3%EDGAR
SC 13G/A2020-02-14JANUS HENDERSON GROUP PLCSix Flags Entertainment Corp1,764,2212.1%EDGAR
SC 13G/A2020-02-14Capital Research Global InvestorsSix Flags Entertainment Corp7,946,1639.4%EDGAR
SC 13G/A2020-02-12VANGUARD GROUP INCSix Flags Entertainment Corp7,510,3188.9%EDGAR
SC 13G/A2020-02-06BlackRock Inc.Six Flags Entertainment Corp7,006,5008.3%EDGAR
SC 13D/A2020-02-03H PARTNERS MANAGEMENT, LLCSix Flags Entertainment Corp5,500,0006.5%EDGAR
SC 13D/A2020-01-16H PARTNERS MANAGEMENT, LLCSix Flags Entertainment Corp5,500,0006.5%EDGAR
SC 13D/A2019-02-14JAFFER REHANSix Flags Entertainment Corp5,028,3636.0%EDGAR
SC 13G2019-02-14Capital Research Global InvestorsSix Flags Entertainment Corp5,995,4257.1%EDGAR
SC 13G/A2019-02-13WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCSix Flags Entertainment Corp2,721,4023.2%EDGAR
SC 13G2019-02-13JANUS HENDERSON GROUP PLCSix Flags Entertainment Corp4,529,2975.4%EDGAR
SC 13G/A2019-02-11VANGUARD GROUP INCSix Flags Entertainment Corp6,581,7367.8%EDGAR
SC 13G/A2019-02-06BlackRock Inc.Six Flags Entertainment Corp6,410,9337.6%EDGAR
SC 13G/A2018-11-09Capital Research Global InvestorsSix Flags Entertainment Corp3,504,3354.1%EDGAR
SC 13D/A2018-06-15JAFFER REHANSix Flags Entertainment Corp7,000,0008.4%EDGAR
SC 13D/A2018-03-12JAFFER REHANSix Flags Entertainment Corp7,851,7949.3%EDGAR
SC 13G/A2018-02-14Capital Research Global InvestorsSix Flags Entertainment Corp8,935,55810.6%EDGAR
SC 13G/A2018-02-13WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCSix Flags Entertainment Corp4,510,4955.4%EDGAR
SC 13G/A2018-02-12VANGUARD GROUP INCSix Flags Entertainment Corp5,813,4876.9%EDGAR
SC 13G/A2018-02-12VANGUARD GROUP INCSix Flags Entertainment Corp5,813,4876.9%EDGAR
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